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Lead Developer (Full Stack - .NET, C#)

  • Calgary, AB
  • On-site
  • Posted Oct 12, 2026
  • 1 position

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Employment type
Full-time
Experience level
Senior · 5+ years
Posting language
English
Working hours
40 hours per week

Job summary

Provide technical leadership and architectural guidance while scaling the multi-day travel booking platform. Collaborate with a global team to modernize systems, mentor junior engineers, and contribute to the migration from monolithic to microservices architecture.

Job details

About Us ReserveX is a quickly growing travel tech start-up on a mission to enable amazing travel experiences through innovative technology. Were a small, mighty team and have already moved mountains to build partnerships with some of the worlds favourite travel brands - and thats without a superstar like you. We are based in Calgary, Canada, but have an international team and are looking for people who will contribute to our growing culture and have a love for travel, adventure, and technology. About the Position We are looking for a Full-Stack Developer to provide technical leadership and architectural guidance as we scale our multi-day travel booking platform. This role requires expertise in .NET (C#), Linux OS, API development, cloud infrastructure, and front-end frameworks using React. We have recently upgraded to .NET 8.0 running on Linux, so experience with this environment is required. Youll collaborate with a global team, work on performance, scalability, and modernization, and mentor junior engineers. Youll also help shape engineering best practices, contribute to system architecture decisions, and support ongoing migration efforts from a monolithic to a microservices-based architecture. This is a hands-on role where youll actively contribute code while also ensuring the system remains secure, maintainable, and scalable. What You Bring Technical Expertise & Experience 5+ years of software development experience 3+ years designing and building high-performance, cloud-based applications Travel technology experience with tour and cruise booking applications is preferred Strong expertise in .NET (C#) development and REST, Micro Service API's Linux OS Docker Containers Front-end experience in ASP.NET, Angular, and React In-depth knowledge of SQL and NoSQL databases (e.g. SQL Server, Couchbase) Hands-on experience with AWS services (EC2, S3, RDS, etc.) Understanding of system architecture, micro services, and cloud-native design Knowledge of API security best practices and authentication/authorization methods Familiarity with modern AI-powered development tools Leadership & Collaboration Ability to collaborate with business and technical teams to translate requirements into real-world solutions Strong problem-solving mindset with an eagerness to learn and grow Exceptional communication skills (both written and verbal) A commitment to code quality, scalability, and maintainability Mentorship experience and a desire to elevate team performance Bonus Skills (Nice to Have!) SEO optimization, data analytics, and reporting experience Experience in the travel industry or with travel technology platforms Infrastructure automation and DevOps practices (e.g., CI/CD, Infrastructure as Code) Why Join ReserveX? Travel + Technology = fun. Were at the cross section of innovation and adventure, and its a blast. We put our people first. Balance, autonomy, and empowerment are key to our culture. Need that Friday to tackle the mountain hike youve been thinking about? Ready for lift-off. Were embarking on an adventure that has a steep trajectory. If you are looking for an opportunity to grow, consider getting onboard! This is a pivotal role in shaping the future of a high-growth travel technology company. We work in a collaborative, fast-moving environment where your contributions will have a direct impact. Equity in ReserveX is available for the right candidate. If you're looking for a challenging, rewarding opportunity where you can lead, build, and make a lasting impact, wed love to hear from you!

What you’ll do

Provide technical leadership and architectural guidance while scaling the multi-day travel booking platform. Collaborate with a global team to modernize systems, mentor junior engineers, and contribute to the migration from monolithic to microservices architecture.

Requirements

Requires 5+ years of software development experience with strong expertise in .NET (C#), Linux, and cloud-based applications. Candidates should have hands-on experience with AWS, front-end frameworks like React, and a background in system architecture.

Benefits

  • Equity
  • Flexible work culture

Listed skills

  • .NET · Preferred
  • C++ · Preferred
  • Linux · Preferred
  • React · Preferred
  • Angular · Preferred
  • SQL · Preferred
  • Amazon Web Services · Preferred
  • Docker · Preferred
  • Mentorship · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • .NET
  • C#
  • Linux
  • API development
  • Cloud infrastructure
  • React
  • ASP.NET
  • Angular
  • SQL
  • NoSQL
  • AWS
  • Microservices
  • Docker
  • System architecture
  • Mentorship
  • Technical leadership
  • Full Stack Development
  • Cloud-Native Computing
  • CI/CD
  • Infrastructure Automation
  • Willingness To Learn
  • Technical Leadership
  • Infrastructure as Code (IaC)
  • .NET Framework
  • Application Programming Interface (API)
  • Artificial Intelligence
  • Amazon Web Services
  • Amazon Elastic Compute Cloud
  • Data Analysis
  • Angular (Web Framework)
  • Software Development
  • Authentications
  • C# (Programming Language)
  • Cloud Infrastructure
  • Communication
  • Couchbase Servers
  • DevOps
  • Programming Tools
  • Empowerment
  • Search Engine Optimization
  • Leadership
  • Scalability
  • Innovation
  • Problem Solving
  • Monolithic Software Architecture
  • Software Quality (SQA/SQC)
  • SQL (Programming Language)
  • Systems Architecture
  • Team Performance Management
  • Front End (Software Engineering)

Job areas

  • Technology
  • Software
  • Engineering
  • Management & Leadership
  • Full Stack .NET Web Developer
  • .NET Developer / Engineer
  • Software Developers

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